A silver gilt oval mount of St Sebastian, late 17th century, possibly German, modelled in high relief depicting St Sebastian bound to a tree, his body pierced with arrows, with St Tiburtius kneeling beside him, head bowed, a Roman soldier standing behind with sword raised to behead him, with winged cherub heads above and below, the reverse with fixing pin for attachment, dimensions 7.4 x 4.1cm. £300-£400